74 



PRIMULA CEAE 



Flowers solitary in the axils ; corolla without teeth between the lobes ; filaments slightly mona- 



delphous at base 1. L. nummularia. 



Flowers in axillary racemes; corolla Avith a small tooth in each sinus; filaments distinct 



2. L. thyrsiflora. 



1. L. nummularia L. Moneywort. Stems creeping, 4 to 12 inches long; leaf- 

 blades orbicular to broadly ovate, 6 to 9 lines long, on petioles 1 to 2 lines long; 

 calyx-lobes cordate-ovate; corolla 6 to 7 lines broad. 



Moist meadows, 3400 to 3600 feet, naturalized from Europe : Quincy. June- 

 July. 



Eefs. — Lysimachia nummulama L., Sp. PI. 148 (1753), type from Europe; Syme, Engl. 

 Bot. 7:t. 1144 (1867). 



2. L. thyrsiflora L. Tufted Loosestrife. Stems erect, simple, % to 2 feet 

 high; herbage glabrous; leaf -blades sessile, linear- to broadly lanceolate, ll^ to 

 4%^ inches long, those on the lower part of the stem reduced to short broad scales; 



racemes i/o to 1 inch long, dense, usually 1 or 

 2 pairs in the lower leaf-axils, borne on pe- 

 duncles % to 2 inches long; corolla ly^ to 2 

 lines long, the style much exserted. 



Wet bogs and in shallow water of lakes, 

 3000 to 4400 feet : Plumas Co. to Shasta Co. 

 North to Oregon and Alaska, east to Pennsyl- 

 vania. Europe, Asia. May-June. 



Locs. — Big Mdws., Plumas Co., S. M. Austin; 

 Goose Valley, Shasta Co., Baker ^- Nutting. 



Eefs. — Lysimachia thyrsiflora L., Sp. PI. 147 

 (1753), tj'pe European. Xanmburgia thyrsiflora Reichb., 

 Fl. Germ. Excurs. 410 (1832). 



6. GLAUXL. 



Somewhat succulent perennial with oppo- 

 site leaves, distinguished from all other genera 

 of the family by the absence of a corolla. Calyx 

 purplish or white, campanulate, 5-lobed, as- 

 suming tlie appearance of a corolla, the sta- 

 meus alternating with its lobes. Capsule 5- 

 valved at apex. Seeds few, immersed in the 

 tissue of the plaeenta.^ — Species 1. (Greek 

 glaukos, sea-green.) 



Fig. 323. Glaux makitima L. a, 

 habit, X Mi ; ft, fi., X 3 ; c, long. sect. 

 of fl., X 3 ; d, capsule with persistent 

 style, X 4 ; e, cross sect, of ovary, X 5. 



1. 



G. maritima L. Sea Milkwort. (Fig. 

 323.) Stems 8 to 14 inches high, erect or as- 

 cending, simple or eventually branching, arising from slender running rootstocks; 

 leaf -blades oblong, 4 to 9 lines long; flowers 2 lines long, solitary in the axils, almost 

 sessile; caljrx-segments elliptic; capsule globose, a little over 1 line long. 



Marshy shores of bays and sea coasts, 5 to 25 feet, or on saline flats in the in- 

 terior, 25()0 to 4500 feet : San Luis Obispo Co. north to Humboldt Bay. North to 

 Alaska, east through the Great Basin and far east to New Jersey and Newfound- 

 land. Europe, Asia. May-June. 



Locs. — Pismo, San Luis Obispo Co., Condit ; Martinez, Davy 6GC5 ; Suisun, C. F. BaTcer 3244; 

 Petaluma, Vavy 4060 ; Pt. Reyes, Davy 6735 ; Hookton, Humboldt Bay, Tracy 3698. 



Refs.— Glaux maritima L., Sp. PI. 207 (1753), type European; Jepson, Fl. W. Mid. Cal. 

 375 (1901), ed. 2, 316 (1911), Man. 756 (1925). G. acutifolia Hel., Muhl. 2:109 (1906), type 

 loc. Gazelle, Shasta Co., Heller 8073 ; leaves mainly linear, acute; calyx divided almost to the base; 

 anthers oblong-elliptical (ex char.). 



